b'Addition Strip BoardUsing the Addition Strip Board, the child practices the sequence of addition combinations 1-9, and begins the process of memorization of the addition tables. The material is composed of a hardboard chart 12 squares by 18 squares with the numbers 1-18 printed across the top. Stored in a hardwood box are the strips used for the exercise, 9 red strips divided into squares and 9 solid blue strips, both printed with the numerals 1-9.Item Number: 009200$89.95 Addition TablesThe Addition Tables contain the equations necessary for performing the Addition Strip Board exercises. 9 sheets per set, 5 complete sets provided.Item Number: 014401$21.95 Addition Working ChartsThe Addition Working Charts aid the child in the practice and memorization of the unit addition combinations. Includes 2 control charts, 4 working charts and 1 box of wooden answer chips.Item Number: 0142A0$124.95 Working Chart Equation Paper500 sheets with 10 rows of 5 squares printed in black on white paper. Used for memorization exercises.Item Number: 558600$31.9568'